225161264 has 10 divisors (see below), whose sum is σ = 436249980. Its totient is φ = 112580624.

The previous prime is 225161263. The next prime is 225161269. The reversal of 225161264 is 462161522.

It is not an unprimeable number, because it can be changed into a prime (225161263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7036274 + ... + 7036305.

It is an arithmetic number, because the mean of its divisors is an integer number (43624998).

Almost surely, 2^225161264 is an apocalyptic number.

It is an amenable number.

225161264 is a deficient number, since it is larger than the sum of its proper divisors (211088716).

225161264 is a wasteful number, since it uses less digits than its factorization.

225161264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14072587 (or 14072581 counting only the distinct ones).

The product of its digits is 5760, while the sum is 29.

The square root of 225161264 is about 15005.3745038236. The cubic root of 225161264 is about 608.3654745179.

The spelling of 225161264 in words is "two hundred twenty-five million, one hundred sixty-one thousand, two hundred sixty-four".